Clean up all file-defines and remove all tabs

Scheduler: Move remaining non-public implementation classes into 'detail' namespace
Adjust rest of SENF accordingly

doclib: Introduce an intermediate doxygen-compatible image map format
Update all image maps to the new format

https://svn.berlios.de/svnroot/repos/senf/branches/socket-cleanup

........
  r573 | g0dil | 2007-12-18 12:15:23 +0100 (Tue, 18 Dec 2007) | 6 lines
  
  Socket: Replace 'SocketProtocol::body()' member with 'fh()' and 'fd()' members
  Socket: Rename ConvertibleString to StreamableString and use 'operator<<' instead of 'operator='
  Socket: some minor documentation clarifications
  Socket/Protocols/UN: Removed unneeded UNAddress
  Socket/Protocols/UN: Fixed UNSocketAddress to adhere to the GenericAddressingPolicy requirements
........
  r577 | g0dil | 2007-12-18 13:08:27 +0100 (Tue, 18 Dec 2007) | 1 line
  
  Socket/Protocols/UN: Add all_includes.hh to svn:ignore
........

Utils: Rename SafeBool to safe_bool (hmm ...)

Make all include path's relative
Add 'senf/Packets.hh', 'senf/PPI.hh' and 'senf/Socket.hh'

* Allow empty FileHandle/SocketHandle etc instances
* Make ServerSocketHandle::listen depend on AddressingPolicy
* Replace all occurences of inet_ntoa with inet_ntop (thread safety)
* Fix handling of exceptions in ReadHelper/WriteHelper
* Fix Scheduler ERR/HUP semantics

Unified emacs Local Variables

Extend the CSS rules some more for advanced browsers (probably everyone except IE)

Finish FileHandle documentation
Complete SocketHandle documentation

Updated documentation templates to include cross-reference
Fixed documentation build (especially regarding cleanup)
Cleaned up BUG, FIXME, TODO and IDEA items
More SocketLibrary documentation

Add MAXWIDTH support to Dia2Png builder
Start Socket library documentation

Renaned directory satscons to senfscons

add missing retrive_filehandle overload
fix operator bool (use safe bool idiom)
add GenericSockAddr as default Address implementation

Add class diagram to SocketLibrary

Implemented EAGAIN / EWOULDBLOCK and EINTR handling
Made the generic connect implementation always block
Implemented SocketHandle::state() infrastructure